Practice Disk Failures (media Failures) (10.1.3) - Database Recovery - Introduction to Database Systems
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Disk Failures (Media Failures)

Practice - Disk Failures (Media Failures)

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a disk failure?

💡 Hint: Think about what happens when a hard drive physically fails.

Question 2 Easy

Why are backups important?

💡 Hint: Consider what you would do if data suddenly became inaccessible.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a disk failure?

A power outage
Loss of non-volatile storage
A software error

💡 Hint: It directly affects database integrity.

Question 2

True or False: Media recovery includes restoring data from backups.

True
False

💡 Hint: Think about the recovery steps.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Describe how you would feel if you were a database administrator who just experienced a disk failure with no backups. What policies would you implement to prevent future occurrences?

💡 Hint: Consider your emotions and practical steps you could take.

Challenge 2 Hard

Assuming you have incremental backups in place, explain how to recover a database from a disk failure that occurred after the last full backup.

💡 Hint: Think about the sequence of events and how backups work together.

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Reference links

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